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TPS23757PW - Texas Instruments

Description: Texas Instruments TPS23757PW, DC-DC Controller, 57 V, DC to DC Converter, 278 kHz, 20-Pin, TSSOP

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TPS23757PW - Texas Instruments - PCB symbol
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PCB Footprints
TPS23757PW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW0020A_2025
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3D Models
TPS23757PW - Texas Instruments - 3D model - Small Outline Packages - PW0020A_2025
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TPS23757PW Details

  • Manufacturer Part Number:

    TPS23757PW

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    20

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    57 V

  • Input Voltage-Min:

    9.3 V

  • Input Voltage-Nom:

    10.2 V

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    6.5 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.535 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP20,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max (Isup):

    1.2 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • Switching Frequency-Max:

    278 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    4.4 mm

TPS23757PW Frequently Asked Questions (FAQs)

  • A good PCB layout for the TPS23757PW involves placing the device close to the PoE input, using a solid ground plane, and keeping the high-current paths short and wide. TI provides a recommended layout in the datasheet and application notes.
  • The TPS23757PW requires a 3.3V or 5V power supply for the internal logic, and the EN pin should be pulled high to enable the device. Additionally, the I2C interface should be configured correctly to access the device's registers.
  • The TPS23757PW has a thermal pad that should be connected to a solid ground plane to dissipate heat. Ensure good airflow, use a heat sink if necessary, and follow the thermal design guidelines in the datasheet to prevent overheating.
  • Use a logic analyzer or oscilloscope to monitor the I2C bus and debug the communication. Check the device's registers and status bits to identify the issue. Consult the datasheet and application notes for troubleshooting guidelines.
  • The TPS23757PW is designed for standard IEEE 802.3af/at PoE applications. For non-standard applications, consult with TI's support team to determine feasibility and potential modifications required.

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TPS23757PW Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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